CN201544061U - Device for automatically replacing tools for machine tools - Google Patents
Device for automatically replacing tools for machine tools Download PDFInfo
- Publication number
- CN201544061U CN201544061U CN2009202685830U CN200920268583U CN201544061U CN 201544061 U CN201544061 U CN 201544061U CN 2009202685830 U CN2009202685830 U CN 2009202685830U CN 200920268583 U CN200920268583 U CN 200920268583U CN 201544061 U CN201544061 U CN 201544061U
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- slide
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- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The utility model relates to the field of gear hobbing machine tools, in particular to a device for replacing tools for machine tools. The device includes a base and a vertical column, wherein a guide rail is arranged on the base, and the vertical column is mounted on the guide rail. The device is characterized in that a forklike tool pan device is arranged on one side of the base and fixed on a foundation through a frame, a sliding saddle is arranged on the guide rail, a tool pan manipulator is arranged at the upper end of the sliding saddle, magnetic switch oil cylinders are arranged on two sides of the vertical column, and the sliding saddle is connected with the vertical column through magnetic switch oil cylinders. With the advantages of novel structure, high automation degree, high production efficiency, high workpiece processing precision, and the like, the device with the structure can replace tools between a gear-hobbing-machine main shaft and the tool pan fast, accurately and automatically separates a tool exchanging device from the processing area, saves the knife replacing time by men, prevents cuttings in the processing area and splashed cooling liquid from influencing the tool exchanging device badly.
Description
Technical field
The utility model relates to the gear hobbing machine tool field, specifically a kind of automatic replacing device for cutter that can be used for the gear hobbing machining tool.
Background technology
The application of gear in machine driving is very extensive, is one of indispensable part of most mechanical fields.The processing method of gear has gear hobbing, mill teeth, gear shaping, broach, roll flute etc., and is wherein the highest with the gear hobbing working (machining) efficiency, and gear hobbing is present most widely used gear cutting consideration in Gear Processing in the world.At present, some lathe manufacturers have developed six four-linkage numerical control gear-hobbing machines both at home and abroad, and the adjustment process of gear hobbing processing is greatly simplified, but lathe still is hilted broadsword processing, promptly needs by manually carrying out the cutter exchange.Because manual tool changing and adjustment centering make Gear Processing increase human error, have influenced the machining accuracy of gear, have also reduced the working (machining) efficiency of lathe, have increased labour intensity.
In sum, though present various lathe is a lot of with automatic tool changer. atc, also there is not a kind of device that can be effective to gear-hobbing machine realization automatic tool changing.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned the deficiencies in the prior art, provide a kind of simple in structure, can realize the cutter exchange between gear-hobbing machine main shaft and the cutterhead fast, accurately, automatically, cutter switch and processing district are separated, avoid processing district smear metal, cooling fluid to splash the cutter switch is caused dysgenic automatic replacing device for cutter for machine tool.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of automatic replacing device for cutter for machine tool, be provided with base and column, base is provided with guide rail, column is installed on the guide rail, it is characterized in that base one side is provided with the fork-shaped cutter head, the fork-shaped cutter head through frame fixation on ground, guide rail is provided with saddle, the saddle upper end is provided with the cutterhead manipulator, and the column both sides are provided with the magnetic switch oil cylinder, and saddle is connected with column through the magnetic switch oil cylinder.
Fork-shaped cutter head in the utility model comprises framework, lead, the fork-shaped plate, knife brackets, slide seat body, connecting flange, cylinder barrel, piston, cylinder sleeve, end cap, swivel joint and checkout gear, checkout gear comprises the rise detection switch, switch bracket, decline sense switch and rise detection bar, the framework upper surface is provided with through hole, lead passes the through hole that the framework upper surface is provided with and is connected with frame fixation, the lead upper end is provided with blind hole, the lower end is provided with swivel joint, be provided with cylinder barrel in the blind hole, be provided with piston in the cylinder barrel, piston is through cylinder sleeve, end cap is connected with cylinder barrel, swivel joint one port is connected with the cylinder barrel cavity of resorption through the oil filler point that lead and cylinder barrel sidewall are provided with, the another port is passed the oil filler point that lead and cylinder barrel sidewall be provided with through oil guide pipe and is connected with the cylinder barrel epicoele, the lead outside is provided with slide seat body, fixedly connected with connecting flange in the slide seat body upper end, fixedly connected with the fork-shaped plate in the lower end, the fork-shaped plate is provided with knife brackets, connecting flange is fixedlyed connected with piston through screw, connecting flange is provided with the cylindrical boss that matches with lead, cylindrical boss is provided with keyway and feather key, connecting flange is connected through the keyway that feather key and lead blind hole inwall are provided with, be beneficial to connecting flange and do the straight line elevating movement up and down through slide seat body drive fork-shaped plate, switch bracket is fixed on frame inner wall, switch bracket top is provided with the rise detection switch, the bottom is provided with the decline sense switch, the rise detection bar passes the hole that lead is provided with fixedlys connected with the slide seat body lower end, after system receives the tool changing instruction, the cylinder barrel cavity of resorption feeds hydraulic oil, piston drives connecting flange, slide seat body, fork-shaped plate and knife brackets move upward along the cylinder barrel axis together, when slide seat body rises to assigned address, the rise detection bar detects the signal that puts in place, the piston stop motion, system sends the tool changing instruction, tool changing finishes, the cylinder barrel epicoele feeds hydraulic oil, piston moves downward, when the rise detection bar detects the signal of decline sense switch, promptly stop to move downward.
Saddle in the utility model comprises the guiding slide, motor, ball screw, sense switch, left supported plate, right supported plate, ball screw, the ball screw support, bearing and shaft coupling, guiding slide both sides are connected with column through the magnetic switch oil cylinder, guiding slide upper end is provided with cross slide way, the lower end correspondence is provided with left supported plate and right supported plate, one side is fixedlyed connected with retainer, be provided with ball screw in the middle of the cross slide way, ball screw one end is through bearing, the screw mandrel support is fixedlyed connected with the guiding slide, the other end is through bearing, shaft coupling is connected with motor on being fixed on retainer, motor also can be hydraulic motor, guiding slide one side is provided with two sense switches, lay respectively at the centre and an end of guiding slide, left supported plate and right supported plate lower inside are respectively equipped with curve bearing, curve bearing is through bearing pin, bearing holder (housing, cover) is fixedlyed connected with right supported plate with left supported plate respectively, so that saddle is along the guide rail longitudinal sliding motion.
The utility model can be provided with slewing equipment in the framework upper end, slewing equipment comprises pivoting support bearing, gusset piece, motor, gear and checkout gear, checkout gear comprises test disks, extension rod, 0 ° of revolution sense switch, angle rotary sense switch and revolution test rod, the framework upper end is provided with the pivoting support bearing of band internal tooth, the pivoting support bearing upper end is provided with gusset piece, gusset piece is fixed on the inner ring of pivoting support bearing, gusset piece is provided with through hole, the through hole outside is provided with arc-shaped through-hole, lead passes the through hole that gusset piece is provided with fixedlys connected with gusset piece, lead axis and pivoting support bearing dead in line, being beneficial to gusset piece wraparound commentaries on classics block bearing axis turns round arbitrarily, be provided with motor in the framework, motor is meshed with the pivoting support bearing internal tooth through gear, so that driven by motor pivoting support bearing inner ring rotation, and then drive lead, connecting flange, slide seat body, the rotation of fork-shaped plate, carry out the exchange of cutter, test disks is passed gusset piece through extension rod and is fixedlyed connected with the slide seat body lower end with the arc-shaped slot that lead is provided with, rise detection bar and revolution test rod correspondence are fixed on the test disks both sides, 0 ° of revolution sense switch and angle rotary sense switch are separately fixed on the switch bracket, come the below of decline sense switch successively, after system receives the tool changing instruction, the cylinder barrel cavity of resorption feeds hydraulic oil, piston drives connecting flange, slide seat body, fork-shaped plate and knife brackets move upward along the cylinder barrel axis together, when slide seat body rises to assigned address, the rise detection switch detects the signal that puts in place that rises, the piston stop motion, after 0 ° of revolution sense switch detects the signal that puts in place simultaneously, motor action, driven gear, pivoting support bearing, gusset piece, lead, connecting flange, slide seat body, the clockwise direction rotation together of fork-shaped plate and knife brackets, after being rotated in place, the angle rotary sense switch detects revolution test rod signal, motor is stop motion, realizes the place-exchange of fork-shaped plate two ends knife brackets.
The utility model can radially evenly be provided with 2-4 blind hole in the slide seat body upper and lower respectively, the blind hole sidewall is connected with circle in the slide seat body, be provided with eccentric shaft in the blind hole, eccentric shaft is provided with directive wheel, the lead outer wall of directive wheel correspondence is provided with guide surface, directive wheel is rotated freely along the guide surface of lead outer wall, when reducing the slide seat body lifting and the friction of lead, when slide seat body rises or descend, because the wobbler action of eccentric shaft, the guide surface of directive wheel and lead outer wall is tangent, the directive wheel of lead periphery clamps lead simultaneously, play the effect in gap between automatic elimination directive wheel and the lead spigot surface, make the slide seat body operation more steadily reliable.
The utility model also can be provided with the Magnetic Induction hydraulic cylinder in the framework outside, the Magnetic Induction hydraulic cylinder is provided with piston rod, the gusset piece lower surface is provided with positioning sleeve, piston rod matches with positioning sleeve, be beneficial to the initial position fix of gusset piece, after system receives the tool changing instruction, Magnetic Induction hydraulic cylinder epicoele feeds hydraulic oil, piston rod descends, Magnetic Induction switch in the Magnetic Induction hydraulic cylinder detects the signal that puts in place that descends, the cylinder barrel cavity of resorption feeds hydraulic oil, drive piston, connecting flange, slide seat body, the fork-shaped plate, knife brackets and test disks rise along the lead axis together, when detecting to rise, the rise detection switch puts in place behind the signal, motor action, driven gear, the pivoting support bearing inner ring, gusset piece, lead, connecting flange, slide seat body, the fork-shaped plate, knife brackets and test disks are axially rotated along lead together, after being rotated in place, the angle rotary sense switch detects the revolution test rod signal of test disks lower end, motor stops action, the cylinder barrel epicoele feeds hydraulic oil, drive piston, connecting flange, slide seat body, the fork-shaped plate, knife brackets and test disks descend along the lead axis together, when detecting to descend, the decline sense switch puts in place behind the signal, Magnetic Induction hydraulic cylinder cavity of resorption feeds hydraulic oil, piston rod rises, match with the positioning sleeve of gusset piece lower end, reach the purpose of initial position fix.
Cutterhead manipulator in the utility model comprises cross slide, Connection Block, the cutter pallet, buffer unit, installing plate, sensor block and line slideway auxiliary, on the cross slide way of saddle upper end, be provided with cross slide, cross slide is slidingly connected through line slideway auxiliary and cross slide way, the cross slide upper end is provided with Connection Block, the Connection Block upper end flexibly connects through buffer unit and cutter pallet, make the power of cutter pallet through cross slide one end motor, laterally slide along ball screw, cross slide one side is provided with installing plate, installing plate is provided with sensor block, guiding slide one side is provided with sense switch, and sensor block and sense switch height are equal to.
The utility model also can be respectively equipped with the roller wheel bearing bearing in curve bearing one side of left supported plate and right supported plate bottom, the roller wheel bearing bearing is fixedlyed connected with right supported plate with left supported plate respectively through bearing pin, side direction support, so that saddle through the roller wheel bearing bearing along the guiding cheekn longitudinal sliding motion, reduce the friction of saddle and guide rail, guarantee the even running of saddle on guide rail simultaneously.
The utility model can be respectively equipped with compression plate in the lower end of left supported plate and right supported plate, compression plate top is provided with location-plate, location-plate is fixedlyed connected with right supported plate with left supported plate respectively, be provided with hydraulic cavities in the compression plate, be provided with piston in the hydraulic cavities, compression plate one side is provided with pressure switch, after the guiding slide arrives assigned address, sensor block on the guiding slide detects the signal that the sense switch in the middle of the cross slide sends, feed hydraulic oil in the compression plate, piston action, pressure switch is sent confirmation signal, the slide that will lead is clamped on the guide rail through piston and location-plate, is convenient to the cutter exchange.
Knife brackets in the utility model comprises pallet body, left tray, right carriage and positioning key, the pallet body lower end is provided with locating hole, be used for the location of knife brackets on fork-shaped cutterhead and tool-changing mechanical arm, fixedly connected with right carriage respectively at left tray in the both sides, upper end, left tray or right carriage inboard are provided with positioning key, are used for the axial location of rolling assembly on knife brackets.
Buffer unit in the utility model is made up of bearing pin, spring and axle sleeve, utilizes the compression of spring to reduce impact endurance test shock in the exchanging knives process, prolongs the service life of tool changing device.
The utility model also can be provided with the guide rail extensible cover on the guiding slide; the guide rail extensible cover is to be movably connected to form successively by the guard shield that sealing strip, roller and model do not wait; be provided with sealing strip between guard shield and the guard shield; the guard shield bottom is provided with roller; be beneficial to the telescopic moving of guard shield, the friction of minimizing and cross slide, guide rail extensible cover stiff end is connected with the guiding slide; tache motorice is connected with cross slide through roller, is beneficial to protect the guiding slide not to be subjected to the corrosion of cooling fluid.
But the utility model also fork-shaped plate is provided with locating piece and alignment pin, is beneficial to the installation location of knife brackets.
The utility model also can be provided with access door in the framework outside, and the handled easily personnel are to the maintenance of equipment.
The utility model is owing to adopt said structure, can realize the cutter exchange between gear-hobbing machine main shaft and the cutterhead fast, accurately, automatically, cutter switch and processing district are separated, save artificial tool change time, the harmful effect of avoiding processing district smear metal, cooling fluid to splash the cutter switch is caused, have novel structure, automaticity height, easy to operate, production efficiency is high, workpiece machining accuracy advantages of higher.
Description of drawings
Fig. 1 is the structural representation of the utility model initial position.
Fig. 2 is that the utility model central post drive cutterhead manipulator moves, and carries out the structural representation that cutter exchanges with the fork-shaped cutterhead.
Fig. 3 is the position probing of cutterhead manipulator by the magnetic switch oil cylinder in the utility model, moves to the main shaft bottom on the column, makes tool axis on main-shaft axis and the cutterhead manipulator at the structural representation of same vertical plane.
Fig. 4 is the structural representation that the tool mechanical hand moves laterally to main shaft tool changing point K in the utility model.
Fig. 5 is the structural representation that the main shaft on the column descends.
Fig. 6 is the structural representation that cutterhead manipulator and main shaft carry out tool changing in the utility model.
Fig. 7 is that the tool changing of cutterhead manipulator finishes in the utility model, the structural representation of main shaft rising return.
Fig. 8 is the structural representation of cutterhead manipulator return in the utility model.
Fig. 9 is that saddle is flexible through the magnetic switch oil cylinder in the utility model, makes the cutterhead manipulator get back to the structural representation of original state.
Figure 10 is that the utility model central post carries the structural representation that the cutter of finishing changing enters work.
Figure 11 is the perspective view of fork-shaped cutter head in the utility model.
Figure 12 is the structural representation of the front view of Figure 11.
Figure 13 is the structural representation of the vertical view of Figure 12.
Figure 14 is the structural representation of A-A cutaway view among Figure 13.
Figure 15 is the structural representation of B-B cutaway view among Figure 12.
Figure 16 is the structural representation of C-C profile among Figure 12.
Figure 17 is the structural representation of knife brackets in the utility model.
Figure 18 is the structural representation of the vertical view of Figure 17.
Figure 19 is the structural representation of saddle and cutterhead manipulator annexation in the utility model.
Figure 20 is the structural representation (removing the guide rail extensible cover) of the vertical view of Figure 19.
Figure 21 is the structural representation of the left view of Figure 19.
Figure 22 is the structural representation (removing the guide rail extensible cover) of the cutaway view of Figure 19.
Figure 23 is the structural representation of the partial sectional view of D-D among Figure 22.
Figure 24 is the structural representation of the partial enlarged drawing of F among Figure 22.
Figure 25 is the structural representation of the partial enlarged drawing of G among Figure 22.
Figure 26 be among Figure 22 H to structural representation.
Figure 27 be among Figure 26 I to the structural representation of cutaway view.
Reference numeral: base 1, column 2, guide rail 3, fork-shaped cutter head 4, framework 5, cutterhead manipulator 7, magnetic switch oil cylinder 8, saddle 9, guiding slide 10, motor 11, ball screw 12, sense switch 13, left supported plate 14, right supported plate 15, ball screw 16, ball screw support 17, bearing 18, shaft coupling 19, cross slide way 20, left supported plate 21, right supported plate 22, retainer 23, bearing 24, shaft coupling 25, motor 26, roller wheel bearing bearing 27, side direction support 28, curve bearing 29, bearing pin 30, bearing holder (housing, cover) 31, cross slide 32, Connection Block 33, cutter pallet 34, installing plate 35, sensor block 36, buffer unit 37, line slideway auxiliary 38, framework 39, lead 40, fork-shaped plate 41, knife brackets 42, slide seat body 43, connecting flange 44, cylinder barrel 45, piston 46, cylinder sleeve 47, end cap 48, swivel joint 49, rise detection switch 50, switch bracket 51, decline sense switch 52, rise detection bar 53, knife brackets 54, cylindrical boss 55, feather key 56, test disks 57, extension rod 58,0 ° of revolution sense switch 59, angle rotary sense switch 60, revolution test rod 61, pivoting support bearing 62, gusset piece 63, motor 64, gear 65, eccentric shaft 66, directive wheel 67, Magnetic Induction hydraulic cylinder 68, piston rod 69, positioning sleeve 70, pressure switch 71, compression plate 72, location-plate 73, piston 74, guide rail extensible cover 75, main shaft 76, guideway 77, pallet body 78, left tray 79, right carriage 80, positioning key 81
The specific embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing:
A kind of automatic replacing device for cutter for machine tool, be provided with base 1 and column 2, base 1 is provided with guide rail 3, column 2 is installed on the guide rail 3, it is characterized in that base 1 one sides are provided with fork-shaped cutter head 4, and fork-shaped cutter head 4 is fixed on the ground through framework 5, guide rail 3 is provided with saddle 9, saddle 9 upper ends are provided with cutterhead manipulator 7, and column 2 both sides are provided with magnetic switch oil cylinder 8, and saddle 9 is connected with column 2 through magnetic switch oil cylinder 8.
Fork-shaped cutter head in the utility model comprises framework 39, lead 40, fork-shaped plate 41, knife brackets 42, slide seat body 43, connecting flange 44, cylinder barrel 45, piston 46, cylinder sleeve 47, end cap 48, swivel joint 49 and checkout gear, checkout gear comprises rise detection switch 50, switch bracket 51, decline sense switch 52 and rise detection bar 53, framework 39 upper surfaces are provided with through hole, lead 40 passes the through hole that framework 39 upper surfaces are provided with fixedlys connected with framework 39, lead 40 upper ends are provided with blind hole, the lower end is provided with swivel joint 49, be provided with cylinder barrel 45 in the blind hole, be provided with piston 46 in the cylinder barrel 45, piston 46 is through cylinder sleeve 47, end cap 48 is connected with cylinder barrel 45, swivel joint 49 1 ports are connected with cylinder barrel 45 cavity of resorptions through the oil filler point that lead 40 and cylinder barrel 45 sidewalls are provided with, the another port is passed the oil filler point that lead 40 and cylinder barrel 45 sidewalls are provided with through oil guide pipe and is connected with cylinder barrel 45 epicoeles, lead 40 outsides are provided with slide seat body 43, fixedly connected with connecting flange 44 in slide seat body 43 upper ends, fixedly connected with fork-shaped plate 41 in the lower end, fork-shaped plate 41 is provided with knife brackets 54, connecting flange 44 is fixedlyed connected with piston 46 through screw, connecting flange 44 is provided with the cylindrical boss 55 that matches with lead 40, cylindrical boss 55 is provided with keyway and feather key 56, connecting flange 44 is connected through the keyway that feather key 56 and lead 40 blind hole inwalls are provided with, be beneficial to connecting flange 44 and do the straight line elevating movement up and down through slide seat body 43 drive fork-shaped plates 41, switch bracket 51 is fixed on framework 5 inwalls, switch bracket 5 tops are provided with rise detection switch 50, the bottom is provided with decline sense switch 52, rise detection bar 53 passes the hole that lead 40 is provided with fixedlys connected with slide seat body 43 lower ends, after system receives the tool changing instruction, cylinder barrel 45 cavity of resorptions feed hydraulic oil, piston 46 drives connecting flange 44, slide seat body 43, fork-shaped plate 41 and knife brackets 42 move upward along cylinder barrel 45 axis together, when slide seat body 43 rises to assigned address, rise detection bar 53 detects the signal that puts in place, piston 46 stop motions, system sends the tool changing instruction, tool changing finishes, cylinder barrel 45 epicoeles feed hydraulic oil, piston 46 moves downward, when rise detection bar 53 detects the signal of decline sense switch 52, promptly stop to move downward.
Saddle 9 in the utility model comprises guiding slide 10, motor 11, ball screw 12, sense switch 13, left supported plate 14, right supported plate 15, ball screw 16, ball screw support 17, bearing 18 and shaft coupling 19, guiding slide 10 both sides are connected with column 2 through magnetic switch oil cylinder 8, guiding slide 10 upper ends are provided with cross slide way 20, the lower end correspondence is provided with left supported plate 21 and right supported plate 22, one side is fixedlyed connected with retainer 23, be provided with ball screw 16 in the middle of the cross slide way 20, ball screw 16 1 ends are through bearing 18, screw mandrel support 17 is fixedlyed connected with guiding slide 10, the other end is through bearing 24, shaft coupling 25 is connected with motor 26 on being fixed on retainer 23, motor 26 also can be hydraulic motor, guiding slide 10 1 sides are provided with two or three sense switches 13, lay respectively at the centre and the one or both ends of guiding slide 10, left supported plate 14 and right supported plate 15 lower inside are respectively equipped with curve bearing 29, curve bearing 29 is through bearing pin 30, bearing holder (housing, cover) 31 is fixedlyed connected with right supported plate 15 with left supported plate 14 respectively, so that saddle 9 is along guide rail 3 longitudinal sliding motions.
The utility model can be provided with slewing equipment in the framework upper end, slewing equipment comprises pivoting support bearing 62, gusset piece 63, motor 64, gear 65 and checkout gear, checkout gear comprises test disks 57, extension rod 58,0 ° of revolution sense switch 59, angle rotary sense switch 60 and revolution test rod 61, framework 39 upper ends are provided with the pivoting support bearing 62 of band internal tooth, pivoting support bearing 62 upper ends are provided with gusset piece 63, gusset piece 63 is fixed on the inner ring of pivoting support bearing 62, gusset piece 63 is provided with through hole, the through hole outside is provided with arc-shaped through-hole, lead 40 passes the through hole that gusset piece 63 is provided with fixedlys connected with gusset piece 63, lead 40 axis and pivoting support bearing 62 deads in line, being beneficial to gusset piece 63 wraparounds commentaries on classics block bearing 62 axis turns round arbitrarily, be provided with motor 64 in the framework 39, motor 64 is meshed with pivoting support bearing 62 internal tooths through gear 65, so that motor 64 drives the rotation of pivoting support bearing 62 inner rings, and then drive lead 40, connecting flange 44, slide seat body 43,41 rotations of fork-shaped plate, carry out the exchange of cutter, test disks 57 is passed gusset piece 63 through extension rod 58 and is fixedlyed connected with slide seat body 43 lower ends with the arc-shaped slot that lead 40 is provided with, rise detection bar 53 and revolution test rod 61 correspondences are fixed on test disks 57 both sides, 0 ° of revolution sense switch 59 and angle rotary sense switch 60 are separately fixed on the switch bracket 51, come the below of decline sense switch 52 successively, after system receives the tool changing instruction, cylinder barrel 45 cavity of resorptions feed hydraulic oil, piston 46 drives connecting flange 44, slide seat body 43, fork-shaped plate 41 and knife brackets 42 move upward along cylinder barrel 45 axis together, when slide seat body 43 rises to assigned address, rise detection switch 53 detects the signal that puts in place that rises, piston 46 stop motions, after 0 ° of revolution sense switch 59 detects the signal that puts in place simultaneously, motor 5 actions, driven gear 65, pivoting support bearing 62, gusset piece 63, lead 40, connecting flange 44, slide seat body 43, the clockwise direction rotation together of fork-shaped plate 41 and knife brackets 42, after being rotated in place, angle rotary sense switch 60 detects revolution test rod 53 signals, motor 64 is stop motion, realizes the place-exchange of fork-shaped plate 41 two ends knife brackets 42.
The utility model can radially evenly be provided with 2-4 blind hole in slide seat body 43 upper and lowers respectively, the blind hole sidewall is connected with circle in the slide seat body 43, be provided with eccentric shaft 66 in the blind hole, eccentric shaft 66 is provided with directive wheel 67, lead 40 outer walls of directive wheel 67 correspondences are provided with guide surface, directive wheel 67 is rotated freely along the guide surface of lead 40 outer walls, when reducing slide seat body 43 liftings and the friction of lead 40, when slide seat body 43 rises or descends, because the wobbler action of eccentric shaft 66, directive wheel 67 is tangent with the guide surface of lead 40 outer walls, the directive wheel 67 of lead 40 peripheries clamps lead 40 simultaneously, play the effect in gap between automatic elimination directive wheel 67 and lead 40 spigot surfaces, make slide seat body 43 operations more steadily reliable.
The utility model also can be provided with Magnetic Induction hydraulic cylinder 68 in framework 39 outsides, Magnetic Induction hydraulic cylinder 68 is provided with piston rod 69, gusset piece 63 lower surfaces are provided with positioning sleeve 70, piston rod 69 matches with positioning sleeve 70, be beneficial to the initial position fix of gusset piece 63, after system receives the tool changing instruction, Magnetic Induction hydraulic cylinder 68 epicoeles feed hydraulic oil, piston rod 69 descends, Magnetic Induction switch in the Magnetic Induction hydraulic cylinder 68 detects the signal that puts in place that descends, cylinder barrel 45 cavity of resorptions feed hydraulic oil, drive piston 46, connecting flange 44, slide seat body 43, fork-shaped plate 41, knife brackets 42 and test disks 57 rise along lead 40 axis together, when detecting to rise, rise detection switch 53 puts in place behind the signal, motor 64 actions, driven gear 65, pivoting support bearing 62 inner rings, gusset piece 63, lead 40, connecting flange 44, slide seat body 43, fork-shaped plate 63, knife brackets 42 and test disks 57 are axially rotated along lead 40 together, after Rotate 180 ° puts in place, 180 ° of revolution sense switches 60 detect revolution test rod 53 signals of test disks 57 lower ends, motor stops action, cylinder barrel 45 epicoeles feed hydraulic oil, drive piston 46, connecting flange 44, slide seat body 43, fork-shaped plate 41, knife brackets 42 and test disks 57 descend along lead 40 axis together, when detecting to descend, decline sense switch 52 puts in place behind the signal, Magnetic Induction hydraulic cylinder 68 cavity of resorptions feed hydraulic oil, piston rod 69 rises, match with the positioning sleeve 70 of gusset piece 63 lower ends, reach the purpose of initial position fix.
Cutterhead manipulator 7 in the utility model comprises cross slide 32, Connection Block 33, cutter pallet 34, buffer unit 37, installing plate 35, sensor block 36 and line slideway auxiliary 38, on the cross slide way 20 of saddle 32 upper ends, be provided with cross slide 32, cross slide 32 is slidingly connected through line slideway auxiliary 38 and cross slide way, cross slide 32 upper ends are provided with Connection Block 33, Connection Block 33 upper ends flexibly connect through buffer unit 37 and cutter pallet 34, make the power of cutter pallet 34 through cross slide 32 1 end motors 11, laterally slide along ball screw 12, cross slide 32 1 sides are provided with installing plate 35, installing plate 35 is provided with sensor block 36, guiding slide 10 1 sides are provided with sense switch 13, and sensor block 36 highly is equal to sense switch 13.
The utility model also can be respectively equipped with roller wheel bearing bearing 27 in curve bearing 29 1 sides of left supported plate 14 and right supported plate 15 bottoms, roller wheel bearing bearing 27 is fixedlyed connected with right supported plate 15 with left supported plate 14 respectively through bearing pin, side direction support 28, so that saddle 9 through roller wheel bearing bearing 27 along guide rail 3 sidewall longitudinal sliding motions, reduce the friction of saddle 9 and guide rail 3, guarantee the even running of saddle 9 on guide rail 3 simultaneously.
The utility model can be respectively equipped with compression plate 72 in the lower end of left supported plate 14 and right supported plate 15, compression plate 72 tops are provided with location-plate 73, location-plate 73 is fixedlyed connected with right supported plate 15 with left supported plate 14 respectively, be provided with hydraulic cavities in the compression plate 72, be provided with piston 74 in the hydraulic cavities, compression plate 72 1 sides are provided with pressure switch 71, after guiding slide 10 arrives assigned address, sensor block 36 on the guiding slide 10 detects the signal that the sense switch 13 in the middle of the cross slide 32 sends, feed hydraulic oil in the compression plate 72, piston 74 actions, pressure switch 71 is sent confirmation signal, the slide 10 that will lead is clamped on the guide rail 3 through piston 74 and location-plate 73, is convenient to the cutter exchange.
Knife brackets 42 in the utility model comprises pallet body 78, left tray 79, right carriage 80 and positioning key 81, pallet body 78 lower ends are provided with locating hole, be used for the location of knife brackets on fork-shaped cutter head 4 and tool-changing mechanical arm 7, fixedly connected with right carriage 80 respectively at left tray 79 in the both sides, upper end, left tray 79 or right carriage 80 inboards are provided with positioning key 81, are used for the axial location of rolling assembly on knife brackets 42.
The utility model also can be provided with guide rail extensible cover 75 on guiding slide 10; guide rail extensible cover 75 is to be movably connected to form successively by the guard shield that sealing strip, roller and model do not wait; be provided with sealing strip between guard shield and the guard shield; the guard shield bottom is provided with roller; be beneficial to the telescopic moving of guard shield; reduce friction with cross slide; guide rail extensible cover 75 stiff ends are connected with guiding slide 10; tache motorice is connected with cross slide 32 through roller, is beneficial to protect guiding slide 10 not to be subjected to the corrosion of cooling fluid.
The utility model also can be provided with guideway 77 in fork-shaped plate 41 inboards, is beneficial to the vertical lift of fork-shaped plate 41.
Be provided with cavity in the slide seat body 43 in the utility model, so that the weight saving of slide seat body 43 reduces power consumption.
But the utility model also fork-shaped plate 41 is provided with locating piece and alignment pin, is beneficial to the installation location of knife brackets.
The utility model also can be provided with access door in the framework outside, and the handled easily personnel are to the maintenance of equipment.
Implementation process of the present utility model: before system sends the tool changing instruction, operating personnel select left tray with matching and right carriage according to different hobboing cutter assemblies, and it is fixed on the both sides of knife brackets 42, after adjustment is finished, knife brackets 42 is installed on the fork-shaped plate 41, cutter preparation finishes, send the tool changing command signal to system, after system receives the tool changing instruction, Magnetic Induction hydraulic cylinder 68 epicoeles feed hydraulic oil, piston rod 69 descends, Magnetic Induction switch in the Magnetic Induction hydraulic cylinder 68 detects the signal that puts in place that descends, cylinder barrel 45 cavity of resorptions feed hydraulic oil, piston 46 drives connecting flange 44, slide seat body 43 and fork-shaped plate 41 move upward along cylinder barrel 45 axis together, when slide seat body 43 rises to assigned address, rise detection bar 53 detects the signal that puts in place, while 0 ° of revolution sense switch 59 detects 0 ° of revolution test rod 61 signal of test disks 57 lower ends, piston 46 stop motions, motor 64 actions, driven gear 65, pivoting support bearing 62 inner rings, gusset piece 63, lead 40, connecting flange 44, slide seat body 43, fork-shaped plate 41 and test disks 57 are rotated along lead 40 axis together, after being rotated in place, angle rotary sense switch 60 detects revolution test rod 53 signals of test disks 57 lower ends, motor 64 stops action, finishes the cutter exchange of slide seat body 43 both sides; Under the original state, the cutterhead manipulator is positioned at guiding tool changing point position, slide 10 right side, column 2 drives cutterhead manipulator 7 and moves to fork-shaped cutter head position along the guide rail on the base 13, after putting in place, cylinder barrel 45 epicoeles feed hydraulic oil, piston 46 drives connecting flange 44, slide seat body 43, fork-shaped plate 41 and knife brackets 42 move downward along cylinder barrel 45 axis together, when slide seat body 43 drops to assigned address, piston 46 stop motions, carry out the cutter exchange between fork-shaped cutter head 4 and the cutterhead manipulator 7, the cutter exchange finishes, magnetic switch oil cylinder 8 actions of column 2 both sides, cutterhead manipulator 7 is moved to main-shaft axis and the perpendicular position of tool axis on the column 2, the motor 11 of guiding slide 10 1 ends starts, drive ball screw 12 and drive cross slide 32 to the 10 middle parts motion of guiding slide, during signal that the sense switches 13 in the middle of the sensor block 36 of guiding on the slide 10 detects cross slide 32 send, the main shaft tool changing point of cutter on the cutterhead manipulator 7 on the column 2, feed hydraulic oil in the compression plate 72, piston 74 actions, pressure switch 71 is sent confirmation signal, the slide 10 that will lead is clamped on the guide rail 3 through piston 74 and location-plate 73, system begins to carry out the tool changing instruction, be that main shaft 76 on the column 2 drops to the tool changing point, carry out the cutter exchange between cutterhead manipulator 7 and the main shaft 76, after main shaft 76 is finished the tool changing action, main shaft 76 rising returns, hydraulic oil discharges in compression plate 72 cavitys, motor 11 reverse drive ball screws 12, drive cutterhead manipulator 7 and turn back to guiding slide 10 right sides or tool changing point position, left side, after putting in place, guiding slide 10 right sides or left side sense switch send confirmation signal, magnetic switch oil cylinder 8 actions of column 2 both sides, cutterhead manipulator 7 resets, column 2 is finished the exchanging knives process of whole fork-shaped cutter head 4 to main shaft 76 to the motion of workpiece processing stand; After lathe was finished cutting at one time processing, system sent the tool changing instruction, carries out above-mentioned action in reverse order, realized the cutter exchange of main shaft 76 to knife brackets 42, finished whole exchanging knives process.
The utility model is owing to adopt said structure, can fast, accurately, automatically realize the cutter exchange between gear-hobbing machine main shaft and the cutterhead, cutter switch and processing district are separated, save artificial tool change time, the harmful effect of avoiding processing district smear metal, cooling fluid to splash the cutter switch is caused, have novel structure, automaticity height, easy to operate, production efficiency is high, the Workpiece Machining Accuracy advantages of higher.
Claims (9)
1. automatic replacing device for cutter for machine tool, be provided with base and column, base is provided with guide rail, column is installed on the guide rail, it is characterized in that base one side is provided with the fork-shaped cutter head, the fork-shaped cutter head through frame fixation on ground, guide rail is provided with saddle, the saddle upper end is provided with the cutterhead manipulator, and the column both sides are provided with the magnetic switch oil cylinder, and saddle is connected with column through the magnetic switch oil cylinder.
2. a kind of automatic replacing device for cutter for machine tool according to claim 1, it is characterized in that the fork-shaped cutter head comprises framework, lead, the fork-shaped plate, knife brackets, slide seat body, connecting flange, cylinder barrel, piston, cylinder sleeve, end cap, swivel joint and checkout gear, checkout gear comprises the rise detection switch, switch bracket, decline sense switch and rise detection bar, the framework upper surface is provided with through hole, lead passes the through hole that the framework upper surface is provided with and is connected with frame fixation, the lead upper end is provided with blind hole, the lower end is provided with swivel joint, be provided with cylinder barrel in the blind hole, be provided with piston in the cylinder barrel, piston is through cylinder sleeve, end cap is connected with cylinder barrel, swivel joint one port is connected with the cylinder barrel cavity of resorption through the oil filler point that lead and cylinder barrel sidewall are provided with, the another port is passed the oil filler point that lead and cylinder barrel sidewall be provided with through oil guide pipe and is connected with the cylinder barrel epicoele, the lead outside is provided with slide seat body, fixedly connected with connecting flange in the slide seat body upper end, fixedly connected with the fork-shaped plate in the lower end, the fork-shaped plate is provided with knife brackets, connecting flange is fixedlyed connected with piston through screw, connecting flange is provided with the cylindrical boss that matches with lead, cylindrical boss is provided with keyway and feather key, connecting flange is connected through the keyway that feather key and lead blind hole inwall are provided with, switch bracket is fixed on frame inner wall, switch bracket top is provided with the rise detection switch, the bottom is provided with the decline sense switch, and the rise detection bar passes the hole that lead is provided with fixedlys connected with the slide seat body lower end.
3. a kind of automatic replacing device for cutter for machine tool according to claim 1, it is characterized in that saddle comprises the guiding slide, motor, ball screw, sense switch, left supported plate, right supported plate, ball screw, the ball screw support, bearing and shaft coupling, guiding slide both sides are connected with column through the magnetic switch oil cylinder, guiding slide upper end is provided with cross slide way, the lower end correspondence is provided with left supported plate and right supported plate, one side is fixedlyed connected with retainer, be provided with ball screw in the middle of the cross slide way, ball screw one end is through bearing, the screw mandrel support is fixedlyed connected with the guiding slide, the other end is through bearing, shaft coupling is connected with motor on being fixed on retainer, guiding slide one side is provided with two sense switches, lay respectively at the centre and an end of guiding slide, left supported plate and right supported plate lower inside are respectively equipped with curve bearing, and curve bearing is through bearing pin, bearing holder (housing, cover) is fixedlyed connected with right supported plate with left supported plate respectively.
4. a kind of automatic replacing device for cutter for machine tool according to claim 2, it is characterized in that the framework upper end is provided with slewing equipment, slewing equipment comprises pivoting support bearing, gusset piece, motor, gear and checkout gear, checkout gear comprises test disks, extension rod, 0 ° of revolution sense switch, angle rotary sense switch and revolution test rod, the framework upper end is provided with the pivoting support bearing of band internal tooth, the pivoting support bearing upper end is provided with gusset piece, gusset piece is fixed on the inner ring of pivoting support bearing, gusset piece is provided with through hole, the through hole outside is provided with arc-shaped through-hole, lead passes the through hole that gusset piece is provided with fixedlys connected with gusset piece, lead axis and pivoting support bearing dead in line, be provided with motor in the framework, motor is meshed with the pivoting support bearing internal tooth through gear, test disks is passed gusset piece through extension rod and is fixedlyed connected with the slide seat body lower end with the arc-shaped slot that lead is provided with, rise detection bar and revolution test rod correspondence are fixed on the test disks both sides, and 0 ° of revolution sense switch and angle rotary sense switch are separately fixed on the switch bracket.
5. a kind of automatic replacing device for cutter for machine tool according to claim 2, it is characterized in that the slide seat body upper and lower radially evenly is provided with 2-4 blind hole respectively, the blind hole sidewall is connected with circle in the slide seat body, be provided with eccentric shaft in the blind hole, eccentric shaft is provided with directive wheel, and the lead outer wall of directive wheel correspondence is provided with guide surface.
6. a kind of automatic replacing device for cutter for machine tool according to claim 3, it is characterized in that the cutterhead manipulator comprises cross slide, Connection Block, the cutter pallet, buffer unit, installing plate, sensor block and line slideway auxiliary, on the cross slide way of saddle upper end, be provided with cross slide, cross slide is slidingly connected through line slideway auxiliary and cross slide way, the cross slide upper end is provided with Connection Block, the Connection Block upper end flexibly connects through buffer unit and cutter pallet, cross slide one side is provided with installing plate, installing plate is provided with sensor block, guiding slide one side is provided with sense switch, and sensor block and sense switch height are equal to.
7. a kind of automatic replacing device for cutter for machine tool according to claim 2 is characterized in that the framework outside is provided with the Magnetic Induction hydraulic cylinder, and the Magnetic Induction hydraulic cylinder is provided with piston rod, and the gusset piece lower surface is provided with positioning sleeve, and piston rod matches with positioning sleeve.
8. a kind of automatic replacing device for cutter for machine tool according to claim 3, the lower end that it is characterized in that left supported plate and right supported plate is respectively equipped with compression plate, compression plate top is provided with location-plate, location-plate is fixedlyed connected with right supported plate with left supported plate respectively, be provided with hydraulic cavities in the compression plate, be provided with piston in the hydraulic cavities, compression plate one side is provided with pressure switch.
9. a kind of automatic replacing device for cutter for machine tool according to claim 3, it is characterized in that knife brackets comprises pallet body, left tray, right carriage and positioning key, the pallet body lower end is provided with locating hole, fixedly connected with right carriage with left tray respectively in the both sides, upper end, left tray or right carriage inboard are provided with positioning key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202685830U CN201544061U (en) | 2009-10-26 | 2009-10-26 | Device for automatically replacing tools for machine tools |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202685830U CN201544061U (en) | 2009-10-26 | 2009-10-26 | Device for automatically replacing tools for machine tools |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201544061U true CN201544061U (en) | 2010-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202685830U Expired - Lifetime CN201544061U (en) | 2009-10-26 | 2009-10-26 | Device for automatically replacing tools for machine tools |
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| Country | Link |
|---|---|
| CN (1) | CN201544061U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101698282B (en) * | 2009-10-26 | 2011-07-20 | 威海华东重工有限公司 | Automatic replacing device for cutter for machine tool |
| CN102615539A (en) * | 2012-03-20 | 2012-08-01 | 无锡市布雷斯数控机床有限公司 | Novel loosening and tightening cutter oil cylinder |
| CN104385029A (en) * | 2014-12-03 | 2015-03-04 | 佛山市普拉迪数控科技有限公司 | Rear tool change structure of tool magazine |
| CN105290857A (en) * | 2015-11-30 | 2016-02-03 | 安徽江淮汽车股份有限公司 | Vertical machine tool changing device |
| CN108856761A (en) * | 2018-09-25 | 2018-11-23 | 温岭市三和数控机床设备有限公司 | A kind of knife tower having oil pressure from buffering |
-
2009
- 2009-10-26 CN CN2009202685830U patent/CN201544061U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101698282B (en) * | 2009-10-26 | 2011-07-20 | 威海华东重工有限公司 | Automatic replacing device for cutter for machine tool |
| CN102615539A (en) * | 2012-03-20 | 2012-08-01 | 无锡市布雷斯数控机床有限公司 | Novel loosening and tightening cutter oil cylinder |
| CN104385029A (en) * | 2014-12-03 | 2015-03-04 | 佛山市普拉迪数控科技有限公司 | Rear tool change structure of tool magazine |
| CN105290857A (en) * | 2015-11-30 | 2016-02-03 | 安徽江淮汽车股份有限公司 | Vertical machine tool changing device |
| CN108856761A (en) * | 2018-09-25 | 2018-11-23 | 温岭市三和数控机床设备有限公司 | A kind of knife tower having oil pressure from buffering |
| CN108856761B (en) * | 2018-09-25 | 2024-02-23 | 温岭市三和数控机床设备有限公司 | Turret with oil pressure self-buffering function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100811 Effective date of abandoning: 20091026 |